Steel tubes and pipes standard references for ISTW mechanical tubes are as follow :
JIS G 3466 STKR
Mechanical Property
Chemical Composition
Grade and Designation
Test Condition
Steel tubes and pipes standard references for ISTW mechanical tubes are as follow :
JIS G 3445 STKM
Mechanical Property
Chemical Composition
Dimensional Tolerance
JIS G 3472 STAM
Mechanical Property
Tolerance On Outside Diameter
Tolerance on Wall thickness
Chemical Composition
Steel tubes and pipes standard references for ISTW mechanical tubes are as follow :
JIS G 3466 STKR
Mechanical Property
Chemical Composition
Grade and Designation
Test Condition